Width: 1/8" Chain Number: 25Half Link for #25 Roller Chain
Width: 3/16" Chain Number: 35Half Link for #35 Roller Chain
Width: 5/16" Chain Number: 40Half Link for #40 Roller Chain
Width: 1/4" Chain Number: 41Half Link for #41 Roller Chain
Width: 1/8" Chain Number: 43Half Link for #43 Roller Chain
Width: 3/16"Chain Number: 42Half Link for #42 Roller Chain
Width: 3/8" Chain Number: 50Half Link for #50 Roller Chain
Width: 5/16" Chain Number: 420Half Link for #420 Roller Chain
Width: 5/16" Chain Number: 428Half Link for #428 Roller Chain
Width: 1/2" Chain Number: 60Half Link for #60 Roller Chain